Cần gấp nha mấy bạn giúp mình

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

DHNB: now, right now, (!), at present, at the moment,.....

------------------------------------------------------------

1. Có mẫu trong sách rồi

2. Are they making a snowman? No, they aren't. They are looking at a map.

3. Is she watching TV? No, she isn't. She is reading a book.

4. Are they going camping? No, they aren't. They are having a picnic.

5. Are they having a picnic? No, they aren't. They are making a snowman.

6. Is she reading a book? No, she isn't. She is watching TV.

7. Are they playing in the snow? No, they aren't. They are going skiing.

`color{orange}{~LeAiFuRuiHuiBao~}`